The conidia are resembling those of Bipolaris, Helminthosporium and Dreschlera. See germinating conidia. If it is bipolar it is Bipolaris. Study the nature of conidiophore, Colony characters on media. Conidia only can not help in identification.
For correct identification you must use molecular methods, DNA sequence data comparison (ITS1-5.8S-ITS2, LSU, ß-tubulin, actin, translation elongation factor 1-alpha and other gene regions).